1.0 kg 2.0 kg 0.50 m 1.0 kg 0.50 m
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Three uniform spheres
are fixed at the positions shown in
Fig. . (a) What are the magnitude
and direction of the force on
a 0.0150 kg particle placed at P?
(b) If the spheres are in deep outer
space and a 0.0150 kg particle is
released from rest 300 m from the
origin along a line 45 below the
-x-axis, what will the particle’s
speed be when it reaches the origin?
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